_Hermann BILLUNG ____+ | (0900 - 0973) _Bernard I BILLUNG _____| | (0950 - 1010) | | |_Oda of SAXONY ______ | (.... - 0972) _Bernard II BILLUNG ____| | (0995 - 1059) | | | _____________________ | | | | |_Hildegarde of STADE ___| | | | |_____________________ | | |--Hermann BILLUNG | | _____________________ | | | _Henry SCHWEINFURT _____| | | (0970 - 1017) | | | |_____________________ | | |_Eilika of SCHWEINFURT _| (1005 - 1059) | | _Herbert CONRADINE __+ | | (0930 - 0992) |_Gerberga of CONRADINE _| (0970 - 1036) | |_Irmtrud of AVALGAU _ (0957 - 1020)